Class / Patent application number | Description | Number of patent applications / Date published |
382296000 | To rotate an image | 39 |
20080199104 | METHOD AND APPARATUS FOR OBTAINING DRAWING POINT DATA, AND DRAWING METHOD AND APPARATUS - The drawing point data obtaining method and apparatus subject original image data to transformation processing to obtain transformed image data as drawing point data used to draw an image carried by the original image data on a drawing target. The method and apparatus maintain in advance multiple sets of transformed image data obtained by performing transformation processing on the original image data under multiple different transformation processing conditions, choose, as temporary transformed image data, one set obtained under a condition close to an entered transformation processing condition and perform the transformation processing on the thus chosen temporary transformed image data in accordance with a differential between the entered condition and the condition for the chosen temporary transformed image data to thereby obtain the transformed image data as the drawing point data. | 08-21-2008 |
20080212896 | IMAGE TRANSFORMATION METHOD AND APPARATUS, IMAGE RECOGNITION APPARATUS, ROBOT CONTROL APPARATUS AND IMAGE PROJECTION APPARATUS - An image transformation method to be implemented by a computer carries out an image transformation process, by transforming a picked up image that is picked up by a pickup unit having an optical axis tilted by an arbitrary angle with respect to a reference plane into an image substantially equivalent to a picked up image that is picked up by the pickup unit in a state where the optical axis of the pickup unit is perpendicular to the reference plane, and substituting luminance values of coordinates before the transformation as luminance values corresponding to coordinate values after the transformation. | 09-04-2008 |
20080232717 | IMAGE RECOGNITION DEVICE AND IMAGE ROTATING METHOD - An image recognition device for generating an output rotation image from input original image data, including a memory section being capable of storing data of a line including pixels of the original image data to be processed, an angle-to-sine/cosine converting section obtaining an X component and a Y component where a pixel interval of the original image data is an oblique side based on a rotating angle, and a coordinate searching section calculating a reference coordinate of the output rotation image for the original image using the X component and the Y component in order of input of the original image data and outputting data of the output rotation image based upon the reference coordinate. | 09-25-2008 |
20080317384 | PROCESS FOR TAG IMAGING AND DECODING OF MACHINE READABLE CODED DATA - Provided is a process for tag imaging and decoding of machine readable coded data which comprises a plurality of layouts. Each layout has at least order n rotational symmetry, where n is at least two. The layout encodes a first codeword comprising a sequence of at least n first symbols, the first symbols being distributed at n locations about a center of rotational symmetry of the layout such that decoding the first symbols at each of the n orientations of the layout produces n representations of the first codeword. Each representation includes a different cyclic shift of the first codeword and being indicative of the degree of rotation of the layout. Each representation also includes a second codeword comprising a number of second symbols, the second codeword being indicative of information regarding the respective layout. The process includes the steps of acquiring an image which includes said coded data, enhancing said image to obtain improved image contrast and uniform pixel intensities, and identifying at least one layout. The process also includes decoding the layout to determine at least a representation of the first codeword, and determining a degree of rotation of the layout from the decoded representation. | 12-25-2008 |
20090022426 | Method And Device For Generating Character Data, Method And Control Device For Displaying Character Data, And Navigation Apparatus - A device includes a character-data rotating section that rotates a regular-position character by a predetermined angle with respect to a reference point that is the center point of the background area of the regular-position character by using regular-position character data having a rotation angle of 0° and a center-point matching processing section that horizontally and/or vertically enlarges the background area of the rotated character data to cause the center point of the rotated character and the center point of BMP data to match each other even with respect to rotated character data. Thus, when multiple pieces of character data are arranged so that the center points thereof lie on a reference line, not only are the center points of the characters aligned along the reference line, but also bottom portions of the characters aligned with respect to the reference line. | 01-22-2009 |
20090087124 | RADIATION SYSTEMS AND METHODS USING DEFORMABLE IMAGE REGISTRATION - A method includes obtaining a first image, obtaining a second image, determining a deformation field using the first and second images, and determining a transformation matrix using the deformation field. A computer product having a set of instruction, an execution of which causes a process to be performed, the process comprising determining a deformation field using first and second images, and determining a transformation matrix using the deformation field. A system includes a computer-readable medium for storing a first image and a second image, and a processor configured to determine a deformation field using the first and second images, and determine a transformation matrix using the deformation field. | 04-02-2009 |
20090154835 | Method for Rotating An Image and Digital Cameras Using The Same - A method for rotating an image and digital cameras using the same are disclosed. The method comprises: determining whether to auto-rotate an original image according to a rotate initial instruction; if yes, calculating a slope angle of the original image to rotate a first specific angle, wherein the slope angle is substantially equal to the first specific angle; if not, rotating the original image with a second specific angle according to at least a rotating instruction; and forming a rotated image. | 06-18-2009 |
20090161991 | AUTOMATIC DOMINANT ORIENTATION ESTIMATION IN TEXT IMAGES BASED ON STEERABLE FILTERS - Briefly, in accordance with one or more embodiments, an image processing system is capable of receiving an image containing text, applying optical character recognition to the image, and then audibly reproducing the text via text-to-speech synthesis. Prior to optical character recognition, an orientation corrector is capable of detecting an amount of angular rotation of the text in the image with respect to horizontal, and then rotating the image by an appropriate amount to sufficiently align the text with respect to horizontal for optimal optical character recognition. The detection may be performed using steerable filters to provide an energy versus orientation curve of the image data. A maximum of the energy curve may indicate the amount of angular rotation that may be corrected by the orientation corrector. | 06-25-2009 |
20090214135 | CORRECTING AXIAL TILT BASED ON OBJECT POSITIONS IN AXIAL SLICES OF THREE DIMENSIONAL IMAGE - A computer-implemented process is provided for reorienting a three-dimensional (3D) scan image of an object. The object has a generally flat surface. The image is constructed from image data obtained during rotation of the object about a rotation axis, which intersects the plane of the flat surface at an angle. Axial slices of the scan image are obtained, each of which represents a slice of the object that is perpendicular to the rotation axis and comprises a line representing the flat surface of the object. The axial slices are shifted to align lines representing the flat surface in different axial slices, thus forming a reoriented 3D image. Alternatively, an axial tilt angle is determined from the positions of these lines and the image is rotated by the determined angle to form a reoriented 3D image. | 08-27-2009 |
20090220174 | CHEST IMAGE ROTATION APPARATUS, METHOD AND RECORDING-MEDIUM STORED THEREIN PROGRAM - A chest image rotation apparatus includes a chest image input unit that is used to input a chest image, a vertebral-body region extraction unit that extracts a vertebral-body region from the input chest image, a vertebral-body direction calculation unit that calculates, based on the extracted vertebral-body region, the direction of vertebral bodies in the chest image, a chest image rotation unit that rotates the chest image so that the calculated direction of the vertebral bodies becomes perpendicular to the horizontal side of the chest image, and an output unit that outputs the rotated chest image. | 09-03-2009 |
20090245693 | DETECTING ORIENTATION OF DIGITAL IMAGES USING FACE DETECTION INFORMATION - A method of automatically establishing the correct orientation of an image using facial information. This method is based on the exploitation of the inherent property of image recognition algorithms in general and face detection in particular, where the recognition is based on criteria that is highly orientation sensitive. By applying a detection algorithm to images in various orientations, or alternatively by rotating the classifiers, and comparing the number of successful faces that are detected in each orientation, one may conclude as to the most likely correct orientation. Such method can be implemented as an automated method or a semi automatic method to guide users in viewing, capturing or printing of images. | 10-01-2009 |
20100104220 | Systems and Methods for Socially-Based Correction of Tilted Images - Systems and methods for socially-based correction of tilted images. In an embodiment, the present invention levels tilted images by (1) receiving an image; (2) rotating the image by a random angle; (3) requesting at least one user rotate the image to level the image; (4) determining a collective user-suggested angle based on the rotations of each user; and (5) transmitting, over a communication network, a correction angle, where the correction angle is based on the random angle and the collective user-suggested angle. | 04-29-2010 |
20100158411 | METHOD AND SYSTEM FOR UTILIZING TRANSFORMATION MATRICES TO PROCESS RASTERIZED IMAGE DATA - A method and system render rasterized data by receiving non-rasterized page description language data and a corresponding transformation matrix representing transformation operations to be performed. The non-rasterized page description language data is rasterizing to create rasterized data. The corresponding transformation matrix is decomposed into a plurality of individual transformation operation matrices and a discrete transformation operation value, from a corresponding individual transformation operation matrix, is generated for each transformation operation to be performed upon the rasterized data. The transformation operations are performed upon the rasterized data based upon the generated discrete transformation operation values. | 06-24-2010 |
20100172598 | IMAGE PROCESSING DEVICE, IMAGE PROCESSING METHOD, IMAGE PROCESSING PROGRAM, RECORDING MEDIUM WITH IMAGE PROCESSING PROGRAM RECORDED THEREIN, AND IMAGE PROCESSING PROCESSOR - When an image is captured by an imaging apparatus such as a wearable terminal that is not on the premise that the image is captured in an upright state, it is not possible to estimate objects included in the captured image is like in order to correct a tilt of the captured image. Therefore, in some cases, a tilt angle of the captured image is possibly estimated based on one or more areas which are not suitable for estimating the tilt angle of the captured image, and the captured image is corrected based on the tilt angle incorrectly estimated. This deteriorates the quality of the captured image even worse. | 07-08-2010 |
20100310193 | METHODS AND APPARATUS FOR SELECTING AND/OR DISPLAYING IMAGES OF PERSPECTIVE VIEWS OF AN OBJECT AT A COMMUNICATION DEVICE - In one embodiment, a processor-readable medium can store code representing instructions that when executed by a processor cause the processor to receive a set of images where each image from the set of images represents a perspective view of an object. A plurality of images is selected from the set of images such that the plurality of images represents a plurality of movements of the object when the plurality of images are displayed within a canvas of a communication device during a time period. The plurality of movements includes rotational movement of the object about a first axis during a first portion of the time period. The plurality of movements also includes rotational movement of the object about a second axis non-parallel to the first axis during a second portion of the time period after the first portion of the time period. | 12-09-2010 |
20110044561 | OPTOELECTRONIC ANGLE SENSOR AND METHOD FOR DETERMINING A ROTATIONAL ANGLE ABOUT AN AXIS - The invention relates to an optoelectronic angle sensor ( | 02-24-2011 |
20110052094 | Skew Correction for Scanned Japanese/English Document Images - Bit data is encoded into characters in an input image by providing different darkness levels for pixels in either half of a text character. In order to detect document skew angle error prior to attempting to extract an encoded message, the orientation angle of text line(s) in the input image is determined, and a document skew angle is estimated from the line orientation angle(s). A Hough transform may be used to estimate line orientation angle. To determine if an input image of a document is orientated horizontally or vertically, the input image may be scanned for text characters along a first reference angle, and along a second angle 90° to the first angle. The scan that provides the higher number of potential text character is selected as the correct orientation for the input image. | 03-03-2011 |
20110064329 | DETECTING ORIENTATION OF DIGITAL IMAGES USING FACE DETECTION INFORMATION - A method of automatically establishing the correct orientation of an image using facial information. This method is based on the exploitation of the inherent property of image recognition algorithms in general and face detection in particular, where the recognition is based on criteria that is highly orientation sensitive. By applying a detection algorithm to images in various orientations, or alternatively by rotating the classifiers, and comparing the number of successful faces that are detected in each orientation, one may conclude as to the most likely correct orientation. Such method can be implemented as an automated method or a semi automatic method to guide users in viewing, capturing or printing of images. | 03-17-2011 |
20110110606 | System and method for rotating images - A system and method for rotating a source image by a first non-zero angle is provided. The method includes: defining a template for the source image, the template representing a rotation of the source image about an axis of the source image by second angle, where the second angle is the negative of the first non-zero angle; determining overlap between the template and the source image; separating the template into a plurality of strips covering at least the area of overlap; and for each strip: indentifying an initial pixel in the source image within the strip and storing the image data of the initial pixel; storing the image data of all remaining pixels within both the strip and the overlap in a database format in which the all remaining pixels is defined by a Y and X offset from the initial pixel. | 05-12-2011 |
20110110607 | IMAGE PROCESSOR AND METHOD OF IMAGE ROTATION - A method of rotating a digital image includes performing a first pass to process a selected image tile of a source image. The first pass includes copying a set of pixels of the selected image tile from a first memory to a processor memory, where the set of pixels comprises a portion of the selected image tile. The first pass further includes grouping the set of pixels into blocks of pixels and writing each of the blocks of pixels to a memory location. The method further includes repeating the first pass until each of the pixels of the selected image tile is processed, performing a second pass to process the blocks of pixels, and repeating the second pass until each of the blocks of pixels is processed. The second pass includes copying blocks of pixels, regrouping the blocks of pixels, and writing the regrouped pixels to a destination image location. | 05-12-2011 |
20110194789 | IMAGE PROCESSING APPARATUS, IMAGE CAPTURING APPARATUS, AND METHOD OF CONTROLLING THE SAME - The present invention provides an image processing apparatus for performing image processing of image data in which information specifying, on a first coordinate system, a position of a portion of interest in an image is recorded, including an image processing unit configured to perform rotation processing of the image data using a second coordinate system having an origin different from that of the first coordinate system, and a change unit configured to change the information specifying the position of the portion of interest in accordance with a rotation amount of the image data by the rotation processing such that an image of the portion of interest specified by the information specifying the position of the portion of interest after the rotation processing matches that before the rotation processing. | 08-11-2011 |
20120045149 | OMNIDIRECTIONAL IMAGE PROCESSING DEVICE AND OMNIDIRECTIONAL IMAGE PROCESSING METHOD - An omnidirectional image processing apparatus is provided that enables the visibility of a specified monitoring object in an omnidirectional image to be improved while maintaining the continuity of that omnidirectional image. An omnidirectional image processing apparatus ( | 02-23-2012 |
20120230607 | IMAGE RENDERING DEVICE, IMAGE RENDERING METHOD, AND RECORDING MEDIUM - A rendering command generator ( | 09-13-2012 |
20120308159 | IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND COMPUTER-READABLE RECORDING MEDIUM - An image processing apparatus includes an exaggeration unit configured to perform on an original image including a hand-drawn element an exaggeration process that expands the hand-drawn element to generate an exaggerated image; and a reduction unit configured to reduce the exaggerated image to generate a reduced image of a predetermined size smaller than a size of the original image. | 12-06-2012 |
20130011080 | Image Processing Apparatus, Image Processing Method, and Image Processing Program - It is an object of the present invention is to provide an image processing technique that can detect the rotation of an observation image of a specimen with high accuracy. An image processing apparatus according to the present invention indirectly corrects a rotation gap between measurement image data and reference image data through wide-angle image data including a measurement part of a specimen (FIG. | 01-10-2013 |
20130136379 | METHOD AND APPARATUS FOR CORRECTING ROTATION OF VIDEO FRAMES - A method and apparatus for correcting a rotation of a video frame are described. According to a method, an amount of the rotation of the video frame with respect to a reference is determined. The rotation of the video frame is corrected based at least in part on the detected amount of the rotation of the video frame. | 05-30-2013 |
20130156344 | MULTI-PERPENDICULAR LINE-BASED DESKEW WITH AFFINE AND PERSPECTIVE DISTORTION CORRECTION - The present invention provides a method of correcting alignment of an image. The method includes identifying an image of a document, and detecting a plurality of lines within the image. The method also includes classifying at least a subset of the plurality of lines as either horizontal or vertical lines, and determining whether a variance exists within a subset of the plurality of lines. Furthermore, the method includes applying a corrective transformation to adjust the image, where the variance within the subset of the plurality of lines is at least partially reduced as compared to the variance prior to the application of the corrective transformation. | 06-20-2013 |
20130170769 | IMAGE PROCESSING APPARATUS, IMAGE CAPTURING APPARATUS, AND METHOD OF CONTROLLING THE SAME - The present invention provides an image processing apparatus for performing image processing of image data in which information specifying, on a first coordinate system, a position of a portion of interest in an image is recorded, including an image processing unit configured to perform rotation processing of the image data using a second coordinate system having an origin different from that of the first coordinate system, and a change unit configured to change the information specifying the position of the portion of interest in accordance with a rotation amount of the image data by the rotation processing such that an image of the portion of interest specified by the information specifying the position of the portion of interest after the rotation processing matches that before the rotation processing. | 07-04-2013 |
20130202221 | SYSTEMS AND METHODS FOR MODIFYING STEREOSCOPIC IMAGES - Various embodiments are disclosed for modifying stereoscopic images. One embodiment is a method implemented in an image processing device for modifying stereoscopic images. The method comprises retrieving, by an image processing device, a stereoscopic image having at least a first view image and a second view image and retrieving an orientation selection relating to the stereoscopic image, the orientation selection comprising a selection other than one of: a horizontal flip selection and a 180 degree rotation selection. The method further comprises calculating a depth map according to at least part of the stereoscopic image, rotating the first view image based on the orientation selection to obtain a rotated first view image, and generating a new second view image according to the depth map and the rotated first view image. | 08-08-2013 |
20140270573 | METHOD FOR BACKGROUND REMOVAL IN BINARY DOCUMENT IMAGE BY ESTIMATING LINEARITY OF IMAGE COMPONENTS - A method of processing a binary document image to remove non-text elements including long straight lines. The method uses a least squares method to fit the pixels of an image component to a line, and then use the coefficient of determination as a measure of linearity of the image component. For each image component, the line fitting and the coefficient of determination are performed twice, once on the original pixel coordinates and once after the image component is rotated 45 degrees. The higher one of the two calculated coefficients of determination is used to determine whether the image component is a straight line. If it is, and if the line is longer than a certain length, it is removed from the document image as a non-text element. | 09-18-2014 |
20140270574 | IMAGE DATA PROCESSING APPARATUS, IMAGE DATA PROCESSING METHOD, AND COMPUTER-READABLE, NON-TRANSITORY MEDIUM - An image data processing including a storage unit for storing a first pixel block and a second pixel block taken from image data in which pixels are arranged in a first direction and a second direction, and a writing module for writing the first pixel block and the second pixel block stored in the storage unit into a memory, wherein the first pixel block and the second pixel block are arranged one adjacent to the other along the first direction, and the number of pixels arranged in the first direction in each block is equal to an access unit data length of the memory multiplied by a natural number m1, and the writing module writes pixel data equal in length to the access unit data length, and representing pixels contiguously arranged along the first direction across the first and second pixel blocks, into the memory in a single access operation. | 09-18-2014 |
20140294321 | IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD - An image processing apparatus, includes: a transforming area setter, operable to set at least a part of an area of a target image as a transforming area; a transforming area divider, operable to arrange a plurality of dividing points in the transforming area and to divide the transforming area into a plurality of small areas by using a line connecting the dividing points; and a transforming processor, operable to move a position of at least one of the dividing points to transform at least one of the small areas, thereby transforming an image in the transforming area. | 10-02-2014 |
20150030259 | IMAGE DIRECTION DETERMINATION - In one example embodiment, a device includes an object detector configured to: rotate an image multiple times in increments of a predetermined number of degrees, detect upright occurrences of at least one object from the image at each incremental rotation of the image, and divide the detected occurrences of the at least one detected object, at each incremental rotation of the image, into a corresponding classification; and a direction manager configured to: determine a normal direction of the image, based on a number of detected occurrences of the at least one detected object, at each incremental rotation of the image, for each corresponding classification. | 01-29-2015 |
20150104115 | IMAGE PROCESSING APPARATUS AND CONTROL METHOD THEREOF - An image processing apparatus and a control method thereof are provided. The image processing apparatus includes: a signal receiver to receive an image signal including an image and additional information displayed in the image; a signal processor to process the received image signal; and a controller to generate a reversed image resulting from up-down and/or right-left reversal of the image included in the image signal and to control the signal processor to display the reversed image and the additional information at an area of the reversed image. | 04-16-2015 |
20150147003 | Content-Aware Image Rotation - According to implementations of this disclosure, image content is rotated in a content-aware fashion. In one implementation, a mesh is formed over an image and image lines in the image content are identified. The image is warped using an energy function that rotates a subset of the lines a predetermined rotation angle, while rotating other lines by an angle other than the predetermined rotation angle. In one example, lines that are intended to be horizontal or vertical after correcting are rotated by a rotation angle that will make them horizontal or vertical, whereas oblique lines are rotated by an angle other than the rotation angle. | 05-28-2015 |
20150302549 | INFORMATION PROCESSING SYSTEM, CONTROL METHOD AND COMPUTER-READABLE MEDIUM - An information processing system, method and non-transitory computer-readable storage medium are disclosed. The information processing system may include a memory storing instructions; and at least one processor configured to process the instructions to detect an actual object, determine at least one of an orientation and a position of a first image within a projection surface, based on at least one of an orientation and a position of the actual object, and project the first image onto the projection surface in at least one of the determined position and determined orientation. | 10-22-2015 |
20160019676 | SYSTEMS AND METHODS FOR TRANSFORMING AN IMAGE - Systems, methods, and computer-readable media acquire an image captured with a mobile device. Motion sensor data of the mobile device at or near a time when the image was captured is acquired. An angle of rotation is computed based on the motion sensor data, and the image is transformed based on the angle of rotation. In another aspect, a user interface enables user control over image transformation. The user interface enables user control over rotating an image on a display at two or more granularities. A point of rotation may be user-defined. Rotated images may be scaled to fit within a viewing frame for displaying the transformed image. | 01-21-2016 |
382297000 | Rotation of image is limited to 90 degrees, 180 degrees, or 270 degrees | 2 |
20100104221 | METHOD AND SYSTEM FOR FRAME ROTATION WITHIN A JPEG COMPRESSED PIPELINE - A system and methods for rotating and compressing digital image data is presented. The system includes an image sensor that vertically and horizontally flips a digital image, an image processor that converts the image into the YCbCr color space, reorder buffers that divide the YCbCr component data into component blocks and rotate the component blocks, and a JPEG encoder that applies JPEG compression to the rotated component blocks. The JPEG encoder differentially encodes DC coefficients of the component blocks in an order that corresponds to the desired rotated image. An index is created by the JPEG encoder that allows for the reconstruction and storing of the rotated component blocks as a rotated JPEG image. | 04-29-2010 |
20100209017 | METHOD FOR ROTATING IMAGE, PROGRAM FOR ROTATION, RECORDING MEDIUM, AND ROTATION DEVICE - A method for rotating an image with which the image can be rotated with a small memory area, a program for rotation, a recording medium and a rotation device are provided. | 08-19-2010 |